Ping-Ying Wang

Frequency generating circuit using quartz crystal resonator

Modulator, phase locked loop using the same, and method applied thereto

Supply voltage drift insensitive digitally controlled oscillator and phase locked loop circuit

Calibration device for oscillator and method thereof

Transmitter and frequency deviation reduction method thereof

Spread spectrum clock generators

Circuit and method for controlling mixed mode controlled oscillator and CDR circuit using the same

Voltage converter

Analog-to-digital converter digitally controlled according to analog input signal and feedback signal

Oscillating circuit

Signal processing circuit and signal processing method

Phase locked loop circuits and gain calibration methods thereof

Phase locked loop

All-digital phase-locked loop, loop bandwidth calibration method, and loop gain calibration method for the same

PLL with loop bandwidth calibration circuit

Signal processing circuit and signal processing method

Mixed-mode PLL

Phase-locked loop circuit and related phase locking method

Loop latency compensated phase-locked loop

Phase-locked loop circuit employing capacitance multiplication

Charge pump-based frequency modulator

Phase-locked circuit employing capacitance multiplication

Mixed-mode PLL

Spread spectrum clock generators

Clock generators and clock generation methods thereof

All-digital phase-locked loop, loop bandwidth calibration method, and loop gain calibration method for the same

Digital-controlled oscillator for eliminating frequency discontinuities and all-digital phase-locked loop using the same

Circuit and method for controlling mixed mode controlled oscillator and CDR circuit using the same

Digital delay line based frequency synthesizer

Clock generator circuit using phase modulation technology and method thereof

Signal generating apparatus and method thereof